Line data    Source code

       1             : /*-
       2             :  * SPDX-License-Identifier: BSD-3-Clause
       3             :  *
       4             :  * Copyright (c) 1989, 1993
       5             :  *      The Regents of the University of California.  All rights reserved.
       6             :  * (c) UNIX System Laboratories, Inc.
       7             :  * All or some portions of this file are derived from material licensed
       8             :  * to the University of California by American Telephone and Telegraph
       9             :  * Co. or Unix System Laboratories, Inc. and are reproduced herein with
      10             :  * the permission of UNIX System Laboratories, Inc.
      11             :  *
      12             :  * This code is derived from software contributed to Berkeley by
      13             :  * Paul Borman at Krystal Technologies.
      14             :  *
      15             :  * Redistribution and use in source and binary forms, with or without
      16             :  * modification, are permitted provided that the following conditions
      17             :  * are met:
      18             :  * 1. Redistributions of source code must retain the above copyright
      19             :  *    notice, this list of conditions and the following disclaimer.
      20             :  * 2. Redistributions in binary form must reproduce the above copyright
      21             :  *    notice, this list of conditions and the following disclaimer in the
      22             :  *    documentation and/or other materials provided with the distribution.
      23             :  * 3. Neither the name of the University nor the names of its contributors
      24             :  *    may be used to endorse or promote products derived from this software
      25             :  *    without specific prior written permission.
      26             :  *
      27             :  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
      28             :  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
      29             :  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
      30             :  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
      31             :  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
      32             :  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
      33             :  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
      34             :  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
      35             :  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
      36             :  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
      37             :  * SUCH DAMAGE.
      38             :  *
      39             :  * From @(#)ctype.h     8.4 (Berkeley) 1/21/94
      40             :  * From FreeBSD: src/include/ctype.h,v 1.27 2004/06/23 07:11:39 tjr Exp
      41             :  */
      42             : 
      43             : #ifndef __CTYPE_H_
      44             : #define __CTYPE_H_
      45             : 
      46             : #include <sys/cdefs.h>
      47             : #include <sys/_types.h>
      48             : 
      49             : #define _CTYPE_A        0x00000100L             /* Alpha */
      50             : #define _CTYPE_C        0x00000200L             /* Control */
      51             : #define _CTYPE_D        0x00000400L             /* Digit */
      52             : #define _CTYPE_G        0x00000800L             /* Graph */
      53             : #define _CTYPE_L        0x00001000L             /* Lower */
      54             : #define _CTYPE_P        0x00002000L             /* Punct */
      55             : #define _CTYPE_S        0x00004000L             /* Space */
      56             : #define _CTYPE_U        0x00008000L             /* Upper */
      57             : #define _CTYPE_X        0x00010000L             /* X digit */
      58             : #define _CTYPE_B        0x00020000L             /* Blank */
      59             : #define _CTYPE_R        0x00040000L             /* Print */
      60             : #define _CTYPE_I        0x00080000L             /* Ideogram */
      61             : #define _CTYPE_T        0x00100000L             /* Special */
      62             : #define _CTYPE_Q        0x00200000L             /* Phonogram */
      63             : #define _CTYPE_N        0x00400000L             /* Number (superset of digit) */
      64             : #define _CTYPE_SW0      0x20000000L             /* 0 width character */
      65             : #define _CTYPE_SW1      0x40000000L             /* 1 width character */
      66             : #define _CTYPE_SW2      0x80000000L             /* 2 width character */
      67             : #define _CTYPE_SW3      0xc0000000L             /* 3 width character */
      68             : #define _CTYPE_SWM      0xe0000000L             /* Mask for screen width data */
      69             : #define _CTYPE_SWS      30                      /* Bits to shift to get width */
      70             : 
      71             : /* See comments in <sys/_types.h> about __ct_rune_t. */
      72             : __BEGIN_DECLS
      73             : unsigned long   ___runetype(__ct_rune_t) __pure;
      74             : __ct_rune_t     ___tolower(__ct_rune_t) __pure;
      75             : __ct_rune_t     ___toupper(__ct_rune_t) __pure;
      76             : __END_DECLS
      77             : 
      78             : /*
      79             :  * _EXTERNALIZE_CTYPE_INLINES_ is defined in locale/nomacros.c to tell us
      80             :  * to generate code for extern versions of all our inline functions.
      81             :  */
      82             : #ifdef _EXTERNALIZE_CTYPE_INLINES_
      83             : #define _USE_CTYPE_INLINE_
      84             : #define static
      85             : #define __inline
      86             : #endif
      87             : 
      88             : extern int __mb_sb_limit;
      89             : 
      90             : /*
      91             :  * Use inline functions if we are allowed to and the compiler supports them.
      92             :  */
      93             : #if !defined(_DONT_USE_CTYPE_INLINE_) && \
      94             :     (defined(_USE_CTYPE_INLINE_) || defined(__GNUC__) || defined(__cplusplus))
      95             : 
      96             : #include <runetype.h>
      97             : 
      98             : static __inline int
      99             : __maskrune(__ct_rune_t _c, unsigned long _f)
     100             : {
     101             :         return ((_c < 0 || _c >= _CACHED_RUNES) ? ___runetype(_c) :
     102             :                 _CurrentRuneLocale->__runetype[_c]) & _f;
     103             : }
     104             : 
     105             : static __inline int
     106          21 : __sbmaskrune(__ct_rune_t _c, unsigned long _f)
     107             : {
     108          21 :         return (_c < 0 || _c >= __mb_sb_limit) ? 0 :
     109          21 :                _CurrentRuneLocale->__runetype[_c] & _f;
     110             : }
     111             : 
     112             : static __inline int
     113             : __istype(__ct_rune_t _c, unsigned long _f)
     114             : {
     115             :         return (!!__maskrune(_c, _f));
     116             : }
     117             : 
     118             : static __inline int
     119          21 : __sbistype(__ct_rune_t _c, unsigned long _f)
     120             : {
     121          21 :         return (!!__sbmaskrune(_c, _f));
     122             : }
     123             : 
     124             : static __inline int
     125             : __isctype(__ct_rune_t _c, unsigned long _f)
     126             : {
     127             :         return (_c < 0 || _c >= 128) ? 0 :
     128             :                !!(_DefaultRuneLocale.__runetype[_c] & _f);
     129             : }
     130             : 
     131             : static __inline __ct_rune_t
     132             : __toupper(__ct_rune_t _c)
     133             : {
     134             :         return (_c < 0 || _c >= _CACHED_RUNES) ? ___toupper(_c) :
     135             :                _CurrentRuneLocale->__mapupper[_c];
     136             : }
     137             : 
     138             : static __inline __ct_rune_t
     139             : __sbtoupper(__ct_rune_t _c)
     140             : {
     141             :         return (_c < 0 || _c >= __mb_sb_limit) ? _c :
     142             :                _CurrentRuneLocale->__mapupper[_c];
     143             : }
     144             : 
     145             : static __inline __ct_rune_t
     146             : __tolower(__ct_rune_t _c)
     147             : {
     148             :         return (_c < 0 || _c >= _CACHED_RUNES) ? ___tolower(_c) :
     149             :                _CurrentRuneLocale->__maplower[_c];
     150             : }
     151             : 
     152             : static __inline __ct_rune_t
     153             : __sbtolower(__ct_rune_t _c)
     154             : {
     155             :         return (_c < 0 || _c >= __mb_sb_limit) ? _c :
     156             :                _CurrentRuneLocale->__maplower[_c];
     157             : }
     158             : 
     159             : static __inline int
     160             : __wcwidth(__ct_rune_t _c)
     161             : {
     162             :         unsigned int _x;
     163             : 
     164             :         if (_c == 0)
     165             :                 return (0);
     166             :         _x = (unsigned int)__maskrune(_c, _CTYPE_SWM|_CTYPE_R);
     167             :         if ((_x & _CTYPE_SWM) != 0)
     168             :                 return ((_x & _CTYPE_SWM) >> _CTYPE_SWS);
     169             :         return ((_x & _CTYPE_R) != 0 ? 1 : -1);
     170             : }
     171             : 
     172             : #else /* not using inlines */
     173             : 
     174             : __BEGIN_DECLS
     175             : int             __maskrune(__ct_rune_t, unsigned long);
     176             : int             __sbmaskrune(__ct_rune_t, unsigned long);
     177             : int             __istype(__ct_rune_t, unsigned long);
     178             : int             __sbistype(__ct_rune_t, unsigned long);
     179             : int             __isctype(__ct_rune_t, unsigned long);
     180             : __ct_rune_t     __toupper(__ct_rune_t);
     181             : __ct_rune_t     __sbtoupper(__ct_rune_t);
     182             : __ct_rune_t     __tolower(__ct_rune_t);
     183             : __ct_rune_t     __sbtolower(__ct_rune_t);
     184             : int             __wcwidth(__ct_rune_t);
     185             : __END_DECLS
     186             : #endif /* using inlines */
     187             : 
     188             : #endif /* !__CTYPE_H_ */